package com.blazer.a;

import java.util.Scanner;

public class switchdemo1 {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        int month=scanner.nextInt();
        switch(month){
            case 12:
            case 1:
            case 2:
                System.out.println("冬季");
                break;
            case 3:
            case 4:
            case 5:
                System.out.println("春季");
            break;
            case 6:
            case 7:
            case 8:
                System.out.println("夏季");
            break;
            case 9:
            case 10:
            case 11:
                System.out.println("秋季");
                break;
            default:
                System.out.println("那个月份");
        }
    }

}
